🏷️ Basic Information Identification Make: Mercury/Mariner Model: Outboard 2-Stroke Year Range: 1965-1991 Generation: N/A (Comprehensive coverage across multiple model years) 📋 Manual Details Documentation Manual Type: Service Manual / Workshop Manual / Repair Manual Language: English Page Count: Not specified, described as extensive Format: PDF Delivery Delivery Method: Instant download Compatibility Software Required: No special software required Operating System: All computers ⚙️ Engine Specifications General Engine Type: 2-Stroke Outboard Motor Power Output Horsepower Range: 2.2 HP to 40 HP Engine Configuration Engine Cylinders: Variable (Details differ by model) Total Displacement: Variable (Details differ by model) Fuel System Fuel Supply System: Carburetor or Multi-point sequential electronic fuel injection (EFI) Cooling System Cooling System: Water Cooled Lubrication System Lubrication System: Wet Sump Ignition System Ignition Type: Details vary, includes spark plug, charge coil, crank position sensor, ignition coil, ECM 🔧 Transmission Drive System Transmission Type: Forward-Neutral-Reverse (FNR) Propulsion Propeller Shaft Rotation: Right-hand rotation, Counter rotation (specific models) 📐 Dimensions Mounting Transom Height: Variable (Details differ by model) 🔧 Maintenance Intervals Recommendations Maintenance Schedule: Recommended for peak operating condition and compensating for wear Fluid Capacity Gear Oil Capacity: Variable in ml (Details differ by model) Fluid Recommendations Gear Oil Type: Outboard Motor Gear Oil Tune Up Spark Plug Recommendations: Specifics found within the manual Idle Speed: Specific RPMs for various conditions (e.g., out of gear, in forward gear, WOT) 📄 Manual Sections Content Overview Sections Covered: Specifications, Maintenance, General Information, Electrical, Ignition, Carburetor, EFI System, Powerhead, Mid-Section, Lower Unit, Attachments/Control Linkage, Throttle/Shift Linkage, Tiller Handle, Manual Starter, Diagnostic Troubleshooting, Wiring Diagrams Content Detail Powerhead Procedures: Complete rebuild, removal, inspection, installation of cylinder head, crankshaft, pistons, etc. Lower Unit Procedures: Gear case, gears, shimming, drive shaft, water pump, shift guide housing, propeller shaft Ignition System Coverage: Specifications, special tools, timing, charge coil resistance, crank position sensor resistance, ignition coil resistance, ECM functions Carburetor Coverage: Adjustment, rebuild, removal, inspection, cleaning, linkage, choke, float height, idle RPM, WOT RPM Electrical System Coverage: Starter motor, electric starter system, battery charging system (coil, rectifier/regulator), monitor tachometer